20039774568

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{385321}}^1$

素因数の和:385538

約数の個数: 64

約数和(自身を含む): 54931504320

約数和(自身を除く): 34891729752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 197, 264, 394, 591, 788, 1182, 1576, 2167, 2364, 4334, 4728, 6501, 8668, 13002, 17336, 26004, 52008, 385321, 770642, 1155963, 1541284, 2311926, 3082568, 4238531, 4623852, 8477062, 9247704, 12715593, 16954124, 25431186, 33908248, 50862372, 75908237, 101724744, 151816474, 227724711, 303632948, 455449422, 607265896, 834990607, 910898844, 1669981214, 1821797688, 2504971821, 3339962428, 5009943642, 6679924856, 10019887284, 20039774568]

約数ペア:

[(1, 20039774568), (2, 10019887284), (3, 6679924856), (4, 5009943642), (6, 3339962428), (8, 2504971821), (11, 1821797688), (12, 1669981214), (22, 910898844), (24, 834990607), (33, 607265896), (44, 455449422), (66, 303632948), (88, 227724711), (132, 151816474), (197, 101724744), (264, 75908237), (394, 50862372), (591, 33908248), (788, 25431186), (1182, 16954124), (1576, 12715593), (2167, 9247704), (2364, 8477062), (4334, 4623852), (4728, 4238531), (6501, 3082568), (8668, 2311926), (13002, 1541284), (17336, 1155963), (26004, 770642), (52008, 385321)]